One of the consequences of our planet's being warming up is a(n)_______ in the number of natural disasters.
He walked ________ fast for us ________catch up with.
_______ my mother ________ my sister watches TV plays these days.
The nurse doesn't feel well today, _________ she still works very hard.
Tom has been in the factory _________he left school.
He had _________ much work to do that he couldn't go out.